Home / 3,677.63-5,516.18-1,080.77

Finding the Fourth Proportional to 3,677.63, 5,516.18 and 1,080.77

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Solution

The fourth proportional to 3,677.63, 5,516.18 and 1,080.77 is: 1,621.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,677.63 : 5,516.18 = 1,080.77 : x
  2. Step 2: Convert to fraction form
    3,677.63/5,516.18 = 1,080.77/x
  3. Step 3: Cross multiply
    3,677.63x = 5,516.18 × 1,080.77
  4. Step 4: Simplify right side
    3,677.63x = 5,961,716.45
  5. Step 5: Solve for x
    x = 5,961,716.45/3,677.63
  6. Step 6: Final answer
    x = 1,621.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.